package wensheng.stu.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.util.DigestUtils;
import org.springframework.web.bind.annotation.*;
import wensheng.stu.common.R;
import wensheng.stu.entity.Employee;
import wensheng.stu.service.EmployeeService;

import javax.servlet.http.HttpServletRequest;

@Slf4j
@RestController
@RequestMapping("/employee")
public class EmployeeController {


    @Autowired
    private EmployeeService employeeService;




    @PostMapping("/login")
    public R<Employee> login(HttpServletRequest request, @RequestBody Employee employee){
        String password = employee.getPassword();
        password = DigestUtils.md5DigestAsHex(password.getBytes());
        LambdaQueryWrapper<Employee> lqm = new LambdaQueryWrapper<>();
        lqm.eq(Employee::getUsername,employee.getUsername());
        Employee emp = employeeService.getOne(lqm);

        if (emp==null){
            return R.error("登录失败");
        }

        if(!emp.getPassword().equals(password)){
            return R.error("登录失败");
        }

        if(emp.getStatus()==0){
            return R.error("账号已经被禁用");
        }

        request.getSession().setAttribute("employee",emp.getId());

        return R.success(emp);

    }

    @PostMapping("/logout")
    public R<String> logout(HttpServletRequest request){
        request.getSession().removeAttribute("employee");
        return R.success("退出成功");
    }


    @PostMapping
    public R<String> save(HttpServletRequest request,@RequestBody Employee employee){
        log.info("添加");
        employee.setPassword(DigestUtils.md5DigestAsHex("12345".getBytes()));
//        employee.setCreateTime(LocalDateTime.now());
//        employee.setUpdateTime(LocalDateTime.now());
        Long empId = (Long)request.getSession().getAttribute("employee");
//        employee.setCreateUser(empId);
//        employee.setUpdateUser(empId);

        employeeService.save(employee);
        return R.success("新增员工成功" );
    }

    @GetMapping("/page")
    public R<Page> page(int page ,int pageSize,String name){

        log.info("page = {},pageSize={},name = {}",page,pageSize,name);

        Page pageInfo = new Page(page, pageSize);
        LambdaQueryWrapper<Employee> queryWrapper = new LambdaQueryWrapper<>();
        queryWrapper.like(StringUtils.isNotEmpty(name),Employee::getName,name);
        queryWrapper.orderByDesc(Employee::getUpdateTime);

        employeeService.page(pageInfo,queryWrapper);
        return R.success(pageInfo);
    }


    @PutMapping
    public R<String> update(HttpServletRequest request, @RequestBody Employee employee){
        log.info(employee.toString());

        Long empId = (Long) request.getSession().getAttribute("employee");

//        employee.setUpdateUser(empId);
//        employee.setUpdateTime(LocalDateTime.now());

        long id = Thread.currentThread().getId();
        log.info("线程id为:{}",id);

        employeeService.updateById(employee);

        return R.success("员工信息修改成功");

    }


    @GetMapping({"/{id}"})
    public R<Employee> getById(@PathVariable Long id){

        log.info("根据id的信息查找员工");
        Employee em = employeeService.getById(id);

        if (em!=null){
            return R.success(em);
        }
        return R.error("没有查询到相应对象");

    }












}
